Check Point Advisories

Microsoft Windows Graphics Component Information Disclosure (MS16-055: CVE-2016-0168)

Vulnerability
Protection

Check Point Reference:	CPAI-2016-0303
Date Published:	10 May 2016
Severity:	Medium
Last Updated:	Monday 15 August, 2016
Source:	Microsoft MS16-055
Industry Reference:	CVE-2016-0168
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Windows Vista Service Pack 2 Windows Vista x64 Edition Service Pack 2 Windows Server 2008 for 32-bit Systems Service Pack 2 Windows Server 2008 for x64-based Systems Service Pack 2 Windows Server 2008 for Itanium-based Systems Service Pack 2 Windows 7 for 32-bit Systems Service Pack 1 Windows 7 for x64-based Systems Service Pack 1 Windows Server 2008 R2 for x64-based Systems Service Pack 1 Windows Server 2008 R2 for Itanium-based Systems Service Pack 1 Windows 8.1 for 32-bit Systems Windows 8.1 for x64-based Systems Windows Server 2012 and Windows Server 2012 R2 Windows Server 2012 Windows Server 2012 R2 Windows RT 8.1 Windows 10 for 32-bit Systems[2] Windows 10 for x64-based Systems[2] Windows 10 Version 1511 for 32-bit Systems[2] Windows 10 Version 1511 for x64-based Systems[2] Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) Windows Server 2012 (Server Core installation) Windows Server 2012 R2 (Server Core installation)
Vulnerability Description	A Vulnerability was discovered within Internet explorer when handling a spcially crafted EMF file allowing an information disclosure about the user filesystem. The root cause of the vulnerability is related to the CreateColorSpaceW() function that tries to build a file path checking of its existance based on the LOGCOLORSPACEW.lcsFilename field within the EMF. A successfully exploitation of this issue would allow an attacker to disclose information on the remote filesystem through a malicious web page.
Update/Patch Avaliable	Apply patches from: MS16-055

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75

In the IPS tab, click Protections and find the Microsoft Windows Graphics Component Information Disclosure (MS16-055: CVE-2016-0168) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Web Client Enforcement Violation.
Attack Information: Microsoft Windows Graphics Component Information Disclosure (MS16-055: CVE-2016-0168)